Update dependency @mathigon/fermat to v1.0.9 (#95)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -29,7 +29,7 @@
   },
   "dependencies": {
     "@mathigon/core": "1.0.8",
-    "@mathigon/fermat": "1.0.8"
+    "@mathigon/fermat": "1.0.9"
   },
   "devDependencies": {
     "@types/tape": "4.13.2",